Aug 1 Sigismund II Augustus, King of Poland (1548-72), born in Kraków, Poland (d. 1572) Aug 10 Madeleine of Valois, French princess who briefly became Queen of Scotland after marrying James V, born in the St. Germain-en-Laye, Paris, France (d. 1537) 1519 Famous Birthdays by Year 1521